CA1115422A - Controleur logique programmable - Google Patents
Controleur logique programmableInfo
- Publication number
- CA1115422A CA1115422A CA303,063A CA303063A CA1115422A CA 1115422 A CA1115422 A CA 1115422A CA 303063 A CA303063 A CA 303063A CA 1115422 A CA1115422 A CA 1115422A
- Authority
- CA
- Canada
- Prior art keywords
- output
- input
- circuits
- data
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000012545 processing Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 10
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- 239000004020 conductor Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 35
- 230000015654 memory Effects 0.000 abstract description 27
- 238000001311 chemical methods and process Methods 0.000 abstract 1
- 238000005007 materials handling Methods 0.000 abstract 1
- 239000004753 textile Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 14
- 239000003990 capacitor Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000011022 operating instruction Methods 0.000 description 2
- 206010065929 Cardiovascular insufficiency Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
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- 230000001960 triggered effect Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1157—I-O used either as input or as output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1159—Image table, memory
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1164—Latch for output or input
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1165—Disable I-O card by preventing current flow
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1199—Inserting or taking out of boards during power on, hot plug in
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14053—Power failure, loss, abnormal battery
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14089—Display of control states on cards, by leds
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14118—Interlock of control switches
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14144—Galvanic isolation
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15049—Timer, counter, clock-calendar, flip-flop as peripheral
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15062—Battery backup
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/16—Plc to applications
- G05B2219/162—Transfer line
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Programmable Controllers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA386,941A CA1128667A (fr) | 1977-07-11 | 1981-09-29 | Controleur logique programmable |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/814,836 US4178634A (en) | 1977-07-11 | 1977-07-11 | Programmable logic controller |
| US814,836 | 1977-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1115422A true CA1115422A (fr) | 1981-12-29 |
Family
ID=25216125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA303,063A Expired CA1115422A (fr) | 1977-07-11 | 1978-05-10 | Controleur logique programmable |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4178634A (fr) |
| JP (1) | JPS5419342A (fr) |
| CA (1) | CA1115422A (fr) |
| DE (1) | DE2830435A1 (fr) |
| GB (2) | GB1597430A (fr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4266281A (en) * | 1979-04-02 | 1981-05-05 | Allen-Bradley Company | Microprogrammed programmable controller |
| US4251883A (en) * | 1979-04-16 | 1981-02-17 | Allen-Bradley Company | Fault detection apparatus for a programmable controller |
| US4293924A (en) * | 1979-05-30 | 1981-10-06 | Allen-Bradley Company | Programmable controller with high density intelligent I/O interface |
| JPS56138962A (en) * | 1980-03-31 | 1981-10-29 | Canon Inc | Photoelectric converter |
| US4499549A (en) * | 1982-06-25 | 1985-02-12 | Automation Systems, Inc. | Digital computer having analog signal circuitry |
| EP0112427B1 (fr) * | 1982-12-28 | 1988-09-21 | International Business Machines Corporation | Dispositif de commande logique programmable |
| FR2547075B1 (fr) * | 1983-06-03 | 1986-03-28 | Telemecanique Electrique | Procede et dispositif pour la protection et le controle de la transmission des informations entre l'unite centrale d'un automate programmable et les capteurs et/ou les actionneurs du processus commande |
| JPH0619651B2 (ja) * | 1984-06-22 | 1994-03-16 | 株式会社日立製作所 | シ−ケンス制御装置 |
| US4718020A (en) * | 1985-05-30 | 1988-01-05 | Pall Corporation | Fault recovery procedure for heat-reactivated dryer |
| US5249285A (en) * | 1988-08-01 | 1993-09-28 | Stenograph Corporation | RAM lock device and method for a text entry system |
| US5274835A (en) * | 1988-12-20 | 1993-12-28 | Matsushita Electric Industrial Co., Ltd. | Merge device using FIFO buffers |
| BE1009813A3 (nl) * | 1995-09-29 | 1997-08-05 | Philips Electronics Nv | Programmeerbare logische controller. |
| US20080006158A1 (en) * | 2006-07-05 | 2008-01-10 | Oreck Holdings, Llc | Air cleaner and air cleaner diagnostic process |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3881172A (en) * | 1971-12-01 | 1975-04-29 | Struthers Dunn | Process control computer |
| US3827030A (en) * | 1973-01-29 | 1974-07-30 | Gulf & Western Industries | Programmable controller using a random access memory |
| US3944984A (en) * | 1974-04-23 | 1976-03-16 | Modicon Corporation | Computer controller system with a reprogrammable read only memory |
| US3959634A (en) * | 1974-09-12 | 1976-05-25 | Garcia Uville A | Operation counter for cable actuated mechanical clutches |
| US4006464A (en) * | 1975-02-20 | 1977-02-01 | Fx Systems, Inc. | Industrial process controller |
| US3997879A (en) * | 1975-12-24 | 1976-12-14 | Allen-Bradley Company | Fault processor for programmable controller with remote I/O interface racks |
| US4045660A (en) * | 1976-04-29 | 1977-08-30 | Cincinnati Milacron Inc. | Method and apparatus for automatically realigning a machine element to a predetermined position after power interruption |
| US4107785A (en) * | 1976-07-01 | 1978-08-15 | Gulf & Western Industries, Inc. | Programmable controller using microprocessor |
-
1977
- 1977-07-11 US US05/814,836 patent/US4178634A/en not_active Expired - Lifetime
-
1978
- 1978-05-10 CA CA303,063A patent/CA1115422A/fr not_active Expired
- 1978-05-19 GB GB18406/79A patent/GB1597430A/en not_active Expired
- 1978-05-19 GB GB20722/78A patent/GB1597429A/en not_active Expired
- 1978-06-28 JP JP7848678A patent/JPS5419342A/ja active Pending
- 1978-07-11 DE DE19782830435 patent/DE2830435A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1597429A (en) | 1981-09-09 |
| US4178634A (en) | 1979-12-11 |
| DE2830435A1 (de) | 1979-02-01 |
| JPS5419342A (en) | 1979-02-14 |
| GB1597430A (en) | 1981-09-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |